Natural language refers to human languages like English, and discussions around it often involve natural language processing (NLP), which is a field of artificial intelligence focused on the interaction between computers and human language. Key areas of interest include grammar analysis and understanding the basics of NLP. The inquiry also touches on the concept of natural language as a fifth-generation programming language, indicating a desire for deeper knowledge in this area. For further information, resources such as university linguistics pages can be helpful, along with online searches for relevant keywords related to natural language and NLP.